update changelog for v1.4.16 release
latest Mapnik 2.3.x SDK [publish binary]
Merge branch '1.x' of github.com:mapnik/node-mapnik into 1.x
[publish binary]
fix package.json version [publish binary]
no flto with 2.3.x [skip ci]
[publish binary]
use latest node-pre-gyp@0.5.27
Use ~ for pre-gyp semver
Merge pull request #321 from mapnik/1.x-pre-gyp-semver

1.x: Use ~ for pre-gyp semver
1.4.17 (binaries copied from 1.4.16)